99900008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 209563200

約数和(自身を除く): 109663192

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 89, 104, 172, 178, 251, 344, 356, 502, 559, 712, 1004, 1118, 1157, 2008, 2236, 2314, 3263, 3827, 4472, 4628, 6526, 7654, 9256, 10793, 13052, 15308, 21586, 22339, 26104, 30616, 43172, 44678, 49751, 86344, 89356, 99502, 140309, 178712, 199004, 280618, 290407, 398008, 561236, 580814, 960577, 1122472, 1161628, 1921154, 2323256, 3842308, 7684616, 12487501, 24975002, 49950004, 99900008]

約数ペア:

[(1, 99900008), (2, 49950004), (4, 24975002), (8, 12487501), (13, 7684616), (26, 3842308), (43, 2323256), (52, 1921154), (86, 1161628), (89, 1122472), (104, 960577), (172, 580814), (178, 561236), (251, 398008), (344, 290407), (356, 280618), (502, 199004), (559, 178712), (712, 140309), (1004, 99502), (1118, 89356), (1157, 86344), (2008, 49751), (2236, 44678), (2314, 43172), (3263, 30616), (3827, 26104), (4472, 22339), (4628, 21586), (6526, 15308), (7654, 13052), (9256, 10793)]